package collections;

import java.util.*;

public class PrintingCollections {
    static Collection
    fill(Collection<String> collection){
        collection.add("Rat");
        collection.add("Cat");
        collection.add("dog");
        collection.add("dog");
        return collection;
    }

    static Map fill(Map<String,String> map){
        map.put("rat","Fuzzy");
        map.put("cat","Rags");
        map.put("dog","Bosco");
        map.put("dog","Spot");
        return map;
    }
    public static void main(String[] args){
        System.out.println(fill(new ArrayList<>()));
        System.out.println(fill(new LinkedList<>()));
        System.out.println(fill(new HashSet<>()));
        System.out.println(fill(new TreeSet<>()));
        System.out.println(fill(new LinkedHashSet<>()));
        System.out.println(fill(new HashMap<>()));
        System.out.println(fill(new TreeMap<>()));
        System.out.println(fill(new LinkedHashMap<>()));
    }
}
